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Abit SM5 User Manual

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¬
SM5/SM5-A......................................................................... 1-2
l Specifications .................................................................... 1-2
l Layout diagram................................................................. 1-4
l System block diagram....................................................... 1-6
¬
Standard External Connectors ................................................ 2-3
-
Jumpers and Switches.......................................................... 2-10
®
Presentation and Installation of the CPU............................... 2-11
¯
Installing Pipeline Burst SRAM............................................. 2-14
°
¬
CPU setup ¡i CPU SOFT MENU™ ¡j ................................ 3-3
-
Standard CMOS Setup Menu................................................ 3-9
®
BIOS Features Setup Menu ................................................. 3-11
¯
Chipset Features Setup Menu............................................... 3-17
°
Power Management Setup Menu.......................................... 3-19
±
PCI & Onboard I/O Setup................................................... 3-23
²
Load BIOS Defaults ............................................................ 3-28
³
Load Setup Defaults............................................................. 3-28
´
Password Setting ................................................................. 3-29
µ
IDE HDD Auto Detection.................................................... 3-30
Part No:MN-091-B31-91

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Rev:1.02

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  • Page 1: Table Of Contents

    Table of Contents Chapter 1 Introduction of SM5/SM5-A Features ¬ SM5/SM5-A................. 1-2 l Specifications ..............1-2 l Layout diagram..............1-4 l System block diagram............1-6 Chapter 2 Installing the Mainboard ¬ Standard External Connectors ..........2-3 Jumpers and Switches............2-10 ®...
  • Page 2 Appendix D Cyrix 6x86 CPUs Appendix E General Discussion about HDD Installation Appendix F Technical Support Appendix G Flash BIOS User Instructions...

  • Page 3: Chapter 1 Introduction Of Sm5/Sm5-A Features

    “Soft Switch” that allows the user to set CPU speed and operating voltage with ease. The SM5/SM5-A series uses Intel 430VX series chipsets, and has 256K or 512K Level-2 Pipeline Burst SRAM on board. It also provides an extension slot allowing the user to upgrade Pipeline Burst SRAM to 512K.

  • Page 4: Sm5/Sm5-A

    Supports standard version PCI 2.1 4. L2 Cache Memory l 256K or 512K of cache memory (Pipeline Burst SRAM) l Cache memory upgrade to 512K (the SM5-A do not support this feature) 5. System DRAM l Four 72-pin SIMM sockets: support FP and EDO DRAM...

  • Page 5: Award Bios

    Introduction of SM5/SM5-A Features 6. System BIOS l AWARD BIOS l Supports Plug-and-Play (PnP) l Supports Advanced Power Management (APM) l Supports Desktop Management Interface (DMI) 7. Multi I/O features l Two Universal Serial Bus (USB) ports l Four fast IDE channels (PIO mode 0~4 and Bus Master) l One EPP/ECP parallel port and one 16550 serial port l Two floppy disk drive connectors (FDD) (360K, 720K, 1.2M, 1.44M...

  • Page 6: Layout Diagram

    Chapter 1 Layout diagram Fig 1-1 Layout diagram...
  • Page 7 Introduction of SM5/SM5-A Features Fig 1-2 Layout diagram...

  • Page 8: System Block Diagram

    Chapter 1 System block diagram Pentium Processor 3.3V Host BUS Control Address Second Level Data Cache Ctrl Data Addr Main CACHE Tag Ctrl Memory Ctrl (SRAM) TIO[0..7] (DRAM) Plink TXD Ctrl PCI BUS Control Address/Data PCI Device(s) Fast CD ROM & PIIX3 Hard Disk ISA Device(s)

  • Page 9: Chapter 2 Installing The Mainboard

    Installing the Mainboard Chapter 2 Installing the Mainboard This mainboard series not only provides all standard equipment for classic personal computers, but also provides great flexibility for meeting future upgrade demands. This chapter will introduce step by step all the standard equipment and will also present, as completely as possible future upgrade capabilities.
  • Page 10 Chapter 2 & User friendly instructions Our objective is to enable the novice computer user to perform the installation by themselves. We have attempted to write this document in a very clear, concise and descriptive manner to help overcome any obstacles you may face during installation. Please read our instructions carefully and follow them carefully step-by-step.

  • Page 11: Com1

    Keylock connector Please pay attention to pin position and orientation This connector has a specific orientation. Connect the five-thread keylock connector cable to the connector pins on the mainboard. Model name SM5 (J6) SM5-A (J5) Pin number Name or significance of signal...
  • Page 12 Chapter 2 Hardware Reset connector There is no specific orientation. Connect the two-thread hardware reset cable to the connector pins on the mainboard. Model name SM5 (J6) SM5-A (J5) Pin number Name or significance of signal Ground Hardware reset signal Computer The “Hardware Reset”...
  • Page 13 (+5VSB), support the electronic switch feature, and must also be used with connector (JP14)SM5/(JP102)SM5-A on the mainboard. For example, when using Windows 95, your computer will automatically shut down after having saved your work when you exit Windows.
  • Page 14 Standby connector on connector . Model name SM5 (JP14) SM5-A (JP102) Pin number Name of the signal or signification Power supply control signal ¡i PS_ON¡j...
  • Page 15 PS/2 Mouse connector Watch the pin number and the orientation his has a specific orientation. Connect the six-threads PS/2 Mouse cable provided to the Mouse connector on the mainboard. Model name SM5 (J4) SM5-A (JP3) Pin number Name of the signal or signification...
  • Page 16 Infrared remote Connector Watch the pin number and the orientation This has a specific orientation. Your mainboard supports this feature, but you must buy the infrared remote device as an option. Model name SM5 (JP2) SM5-A (JP14) Pin number Name of the signal or signification...
  • Page 17 Installing the Mainboard I/O Port connectors Watch the pin number and the orientation Connector name Pin number Name of the peripheral connected IDE 1 IDE Channel 1 IDE 2 IDE Channel 2 Floppy Disk connector Parallel port connector COM1 Serial port COM1 connector COM2 Serial port COM2 connector Universal Serial Bus connector...

  • Page 18: Jumpers And Switches

    (COAST) (the SM5-A do not support this feature) On delivery, the SM5 mainboard comes with a 256K or 512K cache memory. If you already have 512K, your mainboard will not need a cache extension, and you will not be able to see the extension slot. But if you have only 256K, we have reserved an extension slot which permits you to extend the cache to 512K.

  • Page 19: L Specifications

    ® Presentation and Installation of the CPU Jumperless Mainboard (Mainboard with no DIP Switch or Jumper) The SM5/SM5-A mainboard can be installed with CPU without the hardware setting of the CPU. On other boards, when you want to install the CPU, you have, more or less, to setup some jumpers or DIP switches.
  • Page 20 2-12 Chapter 2 We refer to this factor as the clock multiplier factor. The four factors possible are 1.5, 2, 2.5 and 3. The factor differs from one CPU to another. For instance, the Intel Pentium 166 CPU has a 66MHz external clock, with a multiplier factor of 2.5, so that the speed of the internal clock is 66MHz x 2.5.
  • Page 21 Installing the Mainboard 2-13 P-Rating The P-Rating was defined by some manufacturers other than Intel to rate the performance of their CPU in comparison with Intel Pentium CPUs. For instance, Cyrix 6x86 P166+ has a higher actual speed compared with Intel Pentium P166, its internal clock needs only 133MHz versus 166MHz for Intel’...

  • Page 22: Installing Pipeline Burst Sram

    Chapter 2 ¯ Installing Pipeline Burst SRAM he SM5 mainboard features a 256K or 512K cache memory. It also features a cache memory extension socket (COAST) in order to permit you to upgrade 256K cache to 512K, and this with only one JP1 to choose from. Installation is very easy.

  • Page 23: Installing System Memory¡I Dram Memory¡J

    1. Two 168-pin DIMM sockets: (the SM5-A do not support this feature) If you want to extend your memory capacity, you will have no solution other than to use 168-pin 3.3V unbuffered DIMM sockets.
  • Page 24 168-pin DIMM modules are 64 bit, so you can use single modules. On the SM5 mainboard, these modules can support not only EDO and FR DRAM, but also Synchronous DRAM memory configurations. The SM5-A mainboard does not support SDRAM.
  • Page 25 You can also directly refer to table 2-1. Scenario 2: You use only 168-pin DIMM modules: (the SM5-A do not support this feature) l The maximum memory size is 128M bytes.
  • Page 26 Support possible for mixed use of single density and double density modules. l Since there is a lot of possible configurations, no table is given. System DRAM SM5-A 72- pin SIMM socket 4 SIMM 4 SIMM Support FP DRAM...

  • Page 27: Installing The Mainboard

    Installing the Mainboard 2-19 Table 2-1 72-pin SIMM Module Installation ¡i SIMM1, SIMM2¡j ¡i SIMM3, SIMM4¡j Total memory size pair ¡i or 2 pair¡j pair¡i or 1 pair¡j 1Mx32¡i 4Mx2¡j module 2Mx32¡i 8Mx2¡j 16MB inserted 4Mx32¡i 16Mx2¡j 32MB 8Mx32¡i 32Mx2¡j 64MB 1Mx32¡i 4Mx2¡j 2Mx32¡i 8Mx2¡j...
  • Page 28 2-20 Chapter 2 Table 2-2 168-pin DIMM Module Installation ¡i DIMM1¡j ¡i DIMM2¡j Total memory size pair¡i or 2 pair¡j pair¡i or 1 pair¡j 1Mx64¡i 8M¡j 2Mx64¡i 16M¡j module 16MB 4Mx64¡i 32M¡j inserted 32MB 1Mx64¡i 8M¡j 2Mx64¡i 16M¡j module 16MB 4Mx64¡i 32M¡j inserted 32MB...

  • Page 29: Chapter 3 Introduction Of Bios

    Introduction of BIOS Chapter 3 Introduction of BIOS The BIOS is a program located on a Read-Only Memory chip on the mainboard. This program will not be lost when you turn the computer off. This program is also referred to as the boot program. It is the only channel for the hardware circuit to communicate with the operating system.
  • Page 30 Chapter 3 Three to five seconds after the message is displayed, if you press the Del key, or if you press simultaneously the Ctrl Alt Esc keys, you will access the BIOS Setup menu. At that moment, the BIOS will display the following message: ROM PCI/ISA BIOS(XXXXXXXX) CMOS SETUP UTILITY AWARD SOFTWARE, INC.
  • Page 31 Introduction of BIOS parameters on your hard disk.

  • Page 32: Cpu Setup¡I Cpu Soft Menu™ ¡J

    Chapter 3 ¬ CPU setup¡i CPU SOFT MENU™ ¡j The CPU can be setup through a programmable switch (CPU SOFT MENU™ ), that replaces traditional manual hardware configuration. This feature allows the user to complete more easily the installation procedures. You can install the CPU without configuring any jumpers or switches.
  • Page 33 Introduction of BIOS CPU brand and type. CPU Operating Speed: This option sets the CPU speed. Different CPU brands use different techniques to indicate the CPU speed. For example, AMD and Cyrix use P-Rating. In this field, the CPU speed is indicated like this: CPU speed (external clock x multiplier factor) Select the CPU speed according the type and the speed of your CPU.
  • Page 34 Chapter 3 brands and types available.
  • Page 35 When you change your CPU: The SM5/SM5-A mainboards have been designed in such a way that you can turn the system on after having inserted the CPU in the socket without having to configure any jumpers or DIP switches. But if you change your CPU, normally, you just have to turn off the power supply, change the CPU and then, set up the CPU parameters through CPU SOFT MENU™...
  • Page 36 BIOS SETUP again and set up the new parameters. Method 3: Since you have to open the computer case when you change the CPU, it could be a good idea to use the JP3(SM5)/JP1(SM5-A) jumper to erase the parameters of the original CPU and to enter BIOS Setup to set up CPU parameters again.
  • Page 37 Introduction of BIOS ¤ When the CPU is dual voltage, two options will be displayed to set up Vcore and Vio plane voltage / Core Plane Voltage: ä 2.90v ¡G For AMD K6-200 CPU. ä 2.80v ¡G For Intel Pentium MMX and Cyrix 6x86L CPU. ä...
  • Page 38 3-10 Chapter 3 Attention: After setting up the parameters and you leave the BIOS SETUP, and you have verified that the system can be turned on, do not press the Reset button or turn off the power supply. Otherwise the BIOS will not read correctly, the parameters will fail and you must enter CPU SOFT MENU™...

  • Page 39: Standard Cmos Setup Menu

    Introduction of BIOS 3-11 - Standard CMOS Setup Menu It is the basic configuration parameters of the BIOS. These parameters include the settings of date, hour, VGA card, FDD and HDD. Date(mm:dd:yy) : Wed, Jul 10 1996 Time(hh:mm:ss) : 14:53:31 HARDS DISKS Type SIZE CYLS...
  • Page 40 3-12 Chapter 3 ä LBA (Logical Block Addressing) mode: LBA mode supports hard disk drives up to 8.4Giga. This mode uses a different method to calculate the position of disk data to be accessed. It translates Cylinders (CYLS), Heads and Sectors into a logical address where data are located.

  • Page 41: Bios Features Setup Menu

    Introduction of BIOS 3-13 ® BIOS Features Setup Menu BIOS Features Setup Menu has already been set for maximum operation. If you do not really understand each of the options in this menu, we recommend you use default values. In each item, you can press <F1> at any time to display all the options for this item.

  • Page 42: Cpu Internal Cache

    3-14 Chapter 3 CPU Internal Cache: This item is used to Enable or to Disable the CPU internal cache. When the cache is set at Disable, it is much slower, so the default setting for this item is Enable. Some old and very bad programs will make the computer malfunction or crash if the system speed is to high.

  • Page 43: Boot Up Floppy Seek

    Introduction of BIOS 3-15 Boot Up Floppy Seek: When computer boots up, the BIOS detects if the system has FDD or not. When this item is enabled, if the BIOS detects no floppy drive, it will display a floppy disk drive error message. If this item is disabled, the BIOS will skip this test.

  • Page 44: Security Option

    3-16 Chapter 3 Security Option: This option can be set to System or to Setup. After you have created a password through PASSWORD SETTING, this option will deny access to your system (System) or modification of computer setup (BIOS Setup) by unauthorized users. ä...
  • Page 45 Introduction of BIOS 3-17 Shadowing address ranges (C8000-CBFFF Shadow): Computer This option allows you to decide if the memory block (BIOS) of an interface knowledge card at the address C8000-CBFFF uses the shadow feature or not. If you have no interface card using this memory block, don’ t enable this option. Shadowing address ranges (CC000-CFFFF Shadow): This option allows you to decide if the memory block (BIOS) of an interface card at the address CC000-CFFFF uses the shadow feature or not.
  • Page 46 3-18 Chapter 3 is speeded up.

  • Page 47: Chipset Features Setup Menu

    Introduction of BIOS 3-19 ¯ Chipset Features Setup Menu The Chipset Features Setup Menu is used to modify the contents of the buffers in the chipset on the mainboard. Since the parameters of the buffers are closely related to hardware, if the setup is not correct or false, the mainboard will become unstable or you will not be able to boot up.
  • Page 48 3-20 Chapter 3 Attention: Unless you are very familiar with your computer and with the DRAM configuration and speed, we recommend you not change the DRAM options but enable this option. DRAM settings: The other DRAM settings are all closely related to hardware. If you do not understand this very well, don’...

  • Page 49: Power Management Setup Menu

    Introduction of BIOS 3-21 ° Power Management Setup Menu The difference between Green PCs and traditional computers is that Green PCs have a power management feature. With this feature, when the computer is powered on but inactive, the power consumption is reduced in order to save energy. When the computer operates normally, it is in Normal mode.
  • Page 50 3-22 Chapter 3 Fig 3-5 Power Management Setup Menu...

  • Page 51: Power Management

    Introduction of BIOS 3-23 2. Use arrow keys to go to the item you want to configure. To change the settings, use "PgUP", "PgDn", "+" and "-". 3. After you have configured the Power Management feature, press “Esc” to go back to the Main Menu.

  • Page 52: Video Off Option

    3-24 Chapter 3 Video Off Option: Select the saving mode in which the video is switched off. ä Always On The video will never be switched off in no saving mode. ä All Modes Off The video will be switched off in all saving modes. ä...

  • Page 53: Standby Mode

    Introduction of BIOS 3-25 Standby Mode: When the setting selected for "Power Management" is "User Define", you can define for this mode any delay from 1 minute to 1 hour. If no power management event occurs during this time period, meaning the computer is inactive during this period, the system will enter the Standby power saving mode.

  • Page 54: Pci & Onboard I/O Setup

    3-26 Chapter 3 ± PCI & Onboard I/O Setup In this menu, you can change the INT# and IRQ of the PCI bus and the onboard I/O device, I/O port address and other hardware settings. ROM PCI/ISA BIOS (XXXXXXXX) PCI & ONBOARD I/O SETUP AWARD SOFTWARE, INC.
  • Page 55 Introduction of BIOS 3-27 PCI PnP BIOS Auto-Config: This option enables or disables the BIOS capability to automatically assign IRQs. The BIOS default is Disable. When you select Enable, the BIOS will automatically assign the correct IRQ to the interrupt number (INT#) of the PCI slots. When this option is disabled, you have to assign IRQs used by the interrupt number (INT#) of the PCI slots.
  • Page 56 3-28 Chapter 3 ä PCI-slotX: Some old PCI IDE cards cannot be detected by the BIOS. If the onboard BIOS cannot detect a PCE IDE card, you have to specify on which PCI slot the IDE card is inserted, to make the BIOS assign IRQ14 for use by the interrupt number (INT#) of this PCI slot.

  • Page 57: On Board Serial Port 1

    Introduction of BIOS 3-29 On Board FDD Controller: This is to Enable or Disable the Onboard FDD Controller. On board Serial Port 1: This is used to specify the I/O address and IRQ of Serial Port 1. Five options are available: Disable, 3F8h/IRQ4, 2F8h/IRQ3, 3E8h/IRQ4 or 2E8h/IRQ3. On board Serial Port 2: This is used to specify the I/O address and IRQ of Serial Port 2.

  • Page 58: Ecp Mode Use Dma

    3-30 Chapter 3 / ECP Mode Use DMA: When the mode selected for the onboard parallel port is ECP, the DMA channel selected can be Channel 1 or Channel 3. OnBoard IDE-1 Controller: Onboard PCI IDE 1 controller can be set as Enable or Disable. / Master drive PIO Mode: ä...
  • Page 59 Introduction of BIOS 3-31 For further information about HDD installation, refer to Appendix E.

  • Page 60: ² Load Bios Defaults

    3-32 Chapter 3 ² Load BIOS Defaults BIOS defaults are the reference settings that allow your system to work at a comparatively low performance. When you choose the option, the following message is displayed: “Load BIOS Defaults (Y/N)? N” If you want to use BIOS default values, press “Y”, than <Enter>. ³...

  • Page 61: Password Setting

    Introduction of BIOS 3-33 ´ Password Setting This option allows you to set a password required to start the system (System) or to access to the BIOS (Setup). After you have set a password through the PASSWORD SETTING option, you can enter the Security Option in the “BIOS Features Setup Menu” to select the security level in order to prevent any unauthorized access.

  • Page 62: Ide Hdd Auto Detection

    3-34 Chapter 3 µ IDE HDD Auto Detection After you have installed the hard disk, in old systems, you had to know the hard disk specifications, such as the number of cylinders, heads and sectors, and to enter the relevant information into the hard disk information section. If the CMOS data were erased, and you had forgotten the hard disk specifications, it was a great problem.

  • Page 63: Appendix A Quick Installation

    Quick Installation Appendix A Quick Installation Appendix A will give you a simplified installation procedure, in order to allow you to install tour mainboard quickly and correctly. If you need further information or if you need to change some other settings, read from Chapters 1.
  • Page 64 Appendix A For other configurations, please refer to the section dealing with system memory installation in Chapter 2. Installing FDD: FDC- Connect one end of the 34-pin cable that comes with the drive to the FDD connector, and the other end of the cable to the FDC pin connector on the mainboard.
  • Page 65 Installing Keylock connector: orientation There is a specific orientation for pin 1 to pin 5. Insert the five-threads keylock cable into correct pins of connector on the mainboard. Connector SM5 (J6) SM5-A(J5) Pin number Name of the signal or signification +5VDC...
  • Page 66 Appendix A Ground...
  • Page 67 H/W Reset connector: There is no specific orientation for pins 1 and 2. Insert the two-threads hardware reset connector into the correct pins of connector on the mainboard. Connector SM5 (J6) SM5-A(J5) Pin number Name of the signal or signification Ground...
  • Page 68 Installing CPU Fan Power There is a specific orientation. connector: Connect three-threads CPU Fan power cable to the Fan connector on the mainboard. Connector SM5 (JP9) SM5-A(JP9) Pin number Name of the signal or signification Ground +12V Ground...
  • Page 69 Some jumpers are reserved for future functions or are not to be adjusted in normal operation. Adjust them according to the following recommendations. JP3(SM5), JP1(SM5-A) ¡G Put jumper on pin 1 and pin 2. JP1(SM5) ¡G OFF (don’ t need to use any jumper).

  • Page 71: Appendix B Intel Pentium Cpus

    Intel Pentium CPUs Appendix B Intel Pentium CPUs Pentium 75MHz CPU CPUInternal BusExternal Power CPU DP SpeedSpec.Clock Factor Clock Vcore V IOTiming Supp. Note P54CS Q0649 7 5MHz 1.5 50MHz STD S TD Yes P54C Sx753 75MHz 1.5 50MHz STD S TD Yes P54C SX961 7 5MHz 1.5 50MHz STD S TD Yes...
  • Page 72 Appendix B Pentium 90MHz CPUCPU Internal Bus E xternal Power CPU DP Speed S pec Clock Factor Clock Vcore VIO Timing Supp. Note P54C Sx653 90MHz 1.560MHz STD Yes P54C Sx957 90MHz 1.560MHz STD Yes P54C Q0654 90MHz 1.560MHz STD Yes P54C Sx958 90MHz 1.560MHz...
  • Page 73 Intel Pentium CPUs Pentium 100MHz CPUCPU Internal Bus E xternal Power CPU DP Speed S pec Clock Factor Clock Vcore VIO Timing Supp. Note P54C Sx886 100MHz 1.566MHz MDNo P54C Sx910 100MHz 1.566MHz MDNo P54C 1 00 MHz Sx956 100MHz 1.566MHz STDNo P54C...
  • Page 74 Appendix B Pentium120MHz CPU CPUInternal Bus External Power CPU DP Speed Spec. Clock Factor C lock Vcore V IOTiming Supp. Note P54CQS Q0708 1 20MHz 2 60MHz STD STD Yes P54CQS 120 MHz Q0711 1 20MHz 2 60MHz VRE MD Yes Convert to P54C P54CQS Q0730 1 20MHz 2 60MHz STD MD Yes...
  • Page 75 Intel Pentium CPUs Pentium 133MHz CPUCPU Internal Bus External Power CPU DP Speed S pec Clock Factor Clock Vcore VIO Timing Supp. Note P54CS Q0772 133MHz 2 66MHz STDYes P54CS Q0773 133MHz 2 66MHz Kit Yes P54CS Q0774 133MHz 2 66MHz MDYes P54CS Q0877 133MHz...
  • Page 76 Appendix B Pentium 150MHz CPUCPU Internal Bus External Power CPU DP Speed S pecClock Factor Clock Vcore VIO Timing Supp. Note P54CS Q0835 150MHz 2.5 60MHz STDYes P54CS SY015 150MHz 2.5 60MHz STDYes P54CS Q0878 150MHz 2.5 60MHz STDYes PPGA P54CS SU071 150MHz 2.5 60MHz STDYes...
  • Page 77 Intel Pentium CPUs Pentium 200MHz CPUCPU Internal Bus External Power CPU DP Speed S pecClock Factor Clock Vcore VIO Timing Supp. Note P54CS Q0951 200MHz 3 66MHz VRENo PPGA up P54CS SY045 200MHz 3 66MHz Kit No PPGA up P54CS 200 MHz Q0951F 200MHz...
  • Page 78 Appendix B Y Bus Factor Power STD 3.15V~3.465V (Recommended voltage is 3.38V) 3.300V~3.465V (Recommended voltage is 3.38V) VRE 3.450V~3.6V (Recommended voltage is 3.52V) Timing STD Standard Timing Min. Delay (denoting shorter minimum valid delay AC timing for some signal) Supports timing for C55/C88 cache chipsets & design P54C 1.

  • Page 79: Appendix C Amd-K5 Cpus

    AMD-K5 CPUs Appendix C AMD-K5 CPUs Recognizing AMD CPU speed, voltage and package: AMD-K5-PR100 A B Q xx Reserved 100MHz Case Temperature Internal Q= 60¢J Clock R= 70¢J 75MHz W=55¢J 90MHz 100MHz X= 65¢J 120MHz Y= 75¢J 133MHz Z= 85¢J Processor name Operating Voltage B= 3.45V-3.60V...
  • Page 80 Appendix C...
  • Page 81 Cyrix 6x86 CPUs Appendix D Cyrix 6x86 CPUs Recognizing Cyrix CPU speed and voltage: Name of the P-Rating processor 90+,120+,133+, 6x86, 6x86L 150+,166+,200+ 6x86-P166+ GP CPU Core Frequency 133 MHz 100,110,120, 133,150 3.52V (028) VCC Specification Full spec.: 3.15V-3.70V Center of Core Voltage C-spec.
  • Page 82 Appendix D...

  • Page 83: Hdd Installation

    General Discussion about HDD Installation Appendix E General Discussion about HDD Installation Most of the present HDDs use IDE interface. Installing an IDE hard disk does not require a huge amount of intelligence like installing the driver for a SCSI hard disk, but this means that the user often must install the hard disk by himself and cope with all the problems he may encounter.
  • Page 84 Appendix E The higher the MODE value is, the best is the hard disk data transfer rate. But this does not mean that you can select the highest mode value as you like. You must be sure that your hard disk supports that type of fast data transfer, otherwise your hard disk will not be able to operate correctly.
  • Page 85 General Discussion about HDD Installation Installing a hard disk: In the Standard CMOS Setup Menu, Primary means the first connector on the mainboard, that is, connector IDE1 on our mainboard. Secondary means the second connector on the mainboard, that is, connector IDE2 on our mainboard.
  • Page 86 Appendix E Installing two HDDs: The red line on the connection cable must be lined up with pin 1 on the connector. Method 1: Set the hard disk drive used for boot up at Master, and the other drive at Slave. Connect one of the connectors of the 40-pin cable to the first drive, another connector to the second drive, and the other end of the cable to connector IDE1 on the mainboard.
  • Page 87 General Discussion about HDD Installation Installing three HDDs: The red line on the connection cable must be lined up with pin 1 on the connector. Method 1: Set the hard disk drive used for boot up at Master, set the second drive at Slave.
  • Page 88 Appendix E If one or several of your HDD are old, and if you don’ t want to erase the data stored in your drives, you will have to remember the parameters (Type, Cylinders, Heads, Sectors, Mode) of the drive(s) you don’ t want to erase.
  • Page 89 Technical Support Appendix F Technical Support L When you have a problem during operation... In order to help our technical support personnel to quickly find out what is the problem of your mainboard and to give you the answers you need, before filling in the technical support form, eliminate any peripheral that is not related to the problem, and indicate on the form the key peripherals.
  • Page 90 Appendix F Example 2: With a system including the mainboard (with CPU, DRAM, COAST...) HDD, CD-ROM, FDD, VGA CARD, LAN CARD, MPEG CARD, SCSI CARD, SOUND CARD, after assembly and after having installed the Sound Card Driver, when you restart the system, when it runs the Sound Card Driver, it resets automatically.

  • Page 91: Technical Support Form

    Technical Support & Technical Support Form ( Phone #: Company name: J Contact: /Fax #: Model BIOS ID # Mainboard model no. DRIVER REV OS/Application Hardware name Brand Specifications C.P.U IDE1 IDE2 CD-ROM Drive IDE1 IDE2 System Memory (DRAM) COAST ADD-ON CARD Problem Description:...
  • Page 92 Appendix F $$ Main instructions... To fill in this “Technical Support Form”, refer to the step-by-step instructions given below: *1. MODEL: Note the model number given in your user’ s manual. Example: PT5R2, PR5R2... *2. Mainboard model number (REV): Note the mainboard model number labeled on the mainboard as “REV:*.**”.
  • Page 93 Technical Support 4. DRIVER REV: Note the driver version number indicated on the DEVICE DRIVER disk as “Release *.**”. < Example: IDE Device Driver Drivers Diskette Release 1.09A Release 1.09A *5. OS/APPLICATION: Indicate what are the operating system and the applications your are running on the system.
  • Page 94 Appendix F System Memory (DRAM): Indicate the brand and specifications (SIMM/DIMM) of your system memory. Examples: In the Brand space, write “Panasonic”, in the Specifications space, write “SIMM-FP DRAM 4MB-06”. Or, in the Brand, write “NPNX”, in the Specifications space, write “SIMM-EDO DRAM 8MB-06”.
  • Page 95 To make a backup of the current system BIOS execute the following command: AWDFLASH NEWBIOS SAVEBIOS “NEWBIOS” indicates file name for the new BIOS which can be Notes: downloaded from our website at http://www.abit.com.tw (user can choose a different file name in place of NEWBIOS).
  • Page 96 BIOS update. The content of the disk should be the following: a. Startup system files (COMMAND.COM, MSDOS.SYS, IO.SYS...) b. AWDFLSH.EXE c. The NEWBIOS file which can be downloaded from ABIT’ s website. d. AUTOEXEC.BAT, which has the following content: A:\AWDFLASH NEWBIOS ®...

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